/** * * Copyright 2014 The Darks ORM Project (Liu lihua) * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package darks.orm.annotation; import java.lang.annotation.Documented; import java.lang.annotation.ElementType; import java.lang.annotation.Inherited; import java.lang.annotation.Retention; import java.lang.annotation.RetentionPolicy; import java.lang.annotation.Target; /** * Indicates the parameter name of method.It is often used to relation model * mapping and SqlMap mapping. * <p> * <h1>Param.java</h1> * <p> * For example: * * When it is used in SqlMap abstract mapping. * * <pre> * public abstract void saveUser(@Param("user") User user); * </pre> * * When it is used in relation mapping model {@link Query} annotation. * * <pre> * @Query(SQL = "select * from t_user where user_name = ?", * paramType = {#userName}, * resultType = User.class) * public List<User> getUsers(@Param("userName") String userName) { * ... * } * </pre> * * @author Liu LiHua * @version 1.0.0 v05/01/2012 * @since JDK1.5 * @see Query */ @Documented @Inherited @Retention(RetentionPolicy.RUNTIME) @Target(ElementType.PARAMETER) public @interface Param { /** * Parameter name.Required. */ public String value() default ""; }